This month, HPAC Editor's Notes again revisits HPAC Engineering's first year in service to our industry with another fascinating time capsule from 95 years ago. Listen as Rob McManamy reads our three editorials from the September 1929 issue of Heating, Piping and Air Conditioning magazine.
Opinion writers then discussed how "technical interests stimulate business"; how Chicagoans were "amazed" to see a German zeppelin (no, not that one) sail over Lake Michigan; and how engineering schools all over the world were starting to do more scientific research...
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